chore: sync to Hugging Face with metadata

feat: add sync-hf script to handle metadata injection and clean up README

chore: sync timeout fixes and fully enriched data to HF

ci: move HF metadata to separate file and inject during sync

docs: add Hugging Face Space demo link to README

docs: add Hugging Face Space front matter

fix gh readme

feat: add HF Space Docker deployment with live data API

add README, AGPL-3 license, updated provider data